2022《哈佛國際評論》寫作報名倒計時!助力ED申請!
《哈佛國際評論》學術寫作挑戰 秋季賽報名倒計時 Harvard?International?Review?Academic?Writing?Competition 適合學生 全球9~12年級中學生,接受2人合作投稿 參賽時間(秋季賽) ● 報名截止時間:2022年11月15...
《哈佛國際評論》學術寫作挑戰 秋季賽報名倒計時 Harvard?International?Review?Academic?Writing?Competition 適合學生 全球9~12年級中學生,接受2人合作投稿 參賽時間(秋季賽) ● 報名截止時間:2022年11月15...
Biochemical Tests: Reducing Sugars & Starch Benedict’s solution?can be used to carry out a?semi-quantitative?test on a?reducing sugar solution?to determine the?concentration?of reducing sugar p...
Practical: Factors Affecting Membrane Structure & Permeability The?permeability?of?cell membranes?is affected by different?factors?or conditions, such as: Temperature Solvent concentration &nbs...
Practical: Investigating Water Potential Practical 1: Investigating water potential using potato cylinders It is possible to investigate the effects of immersing plant tissue in?solutions of differ...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 復習筆記:4.5.2 Disposal of Addition Polymers Disposal of Addition Polymers Addition polymers are formed by the joining up of many small molecules wit...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 復習筆記:4.5.1 Addition Polymers Monomers Polymers are large molecules of?high relative molecular mass?and are made by linking together large numbers...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 復習筆記:4.4.2 Bromine & Alkenes Bromine & Alkenes Alkenes are a homologous series of hydrocarbon compounds with at least one?double bond?bet...
近日官網更新了數學&化學的半決賽入圍名單,至此北美賽區完整的半決賽入圍名單已新鮮出爐!讓我們來看看吧! 點我查看丘獎總決賽-內地賽區入圍名單👆 根據官網賽程安排,入圍的學生將于11月19日參與半...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 復習筆記:4.3.2 Halogens & Alkanes Halogens & Alkanes In a substitution reaction, one atom is swapped with another atom Alkanes undergo a subs...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 復習筆記:4.3.1 Alkanes The Alkanes Alkanes are a group of?saturated?hydrocarbons The term saturated means that they only have single carbon-carbon bo...
Practical: Investigating the Rate of Diffusion Recording a range of quantitative measurements It is important to use?appropriate apparatus?when recording a range of quantitative measurements Quanti...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 復習筆記:4.2.4 Cracking Cracking Saturated molecules contain?single?bonds only whereas unsaturated molecules contain?double?bonds between their carbo...
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